:root {
  --paper: #f4f7f6;
  --ink: #0b1720;
  --muted: #55636b;
  --line: #cbd6d7;
  --navy: #102f3b;
  --signal: #0b5f78;
  --aqua: #bfe9e3;
  --danger: #b42318;
  --warn: #8a4b08;
  --ok: #16745b;
  --white: #fff;
  --shadow: 0 28px 80px rgba(17, 43, 52, 0.14);
  --display: "IBM Plex Sans", Arial, sans-serif;
  --mono: "IBM Plex Mono", Consolas, monospace;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--display);
  line-height: 1.5;
}
a {
  color: inherit;
}
button,
input {
  font: inherit;
}
button {
  cursor: pointer;
}
.skip {
  position: fixed;
  left: 1rem;
  top: -5rem;
  background: #fff;
  padding: 0.7rem 1rem;
  z-index: 99;
}
.skip:focus {
  top: 1rem;
}
.shell {
  width: min(1440px, calc(100% - 48px));
  margin: auto;
}
.status-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(244, 247, 246, 0.94);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}
.nav-in {
  min-height: 66px;
  display: flex;
  align-items: center;
  gap: 24px;
}
.wordmark {
  font-family: var(--mono);
  font-weight: 700;
  letter-spacing: -0.04em;
  text-decoration: none;
}
.status-pip {
  width: 8px;
  height: 8px;
  background: var(--ok);
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(22, 116, 91, 0.12);
}
.nav-spacer {
  flex: 1;
}
.nav-link {
  text-decoration: none;
  color: var(--muted);
  font-size: 0.9rem;
}
.lang-switch {
  display: flex;
  border: 1px solid var(--line);
}
.lang-switch button {
  border: 0;
  background: transparent;
  padding: 0.45rem 0.68rem;
  color: var(--muted);
}
.lang-switch button[aria-pressed="true"] {
  background: var(--navy);
  color: white;
}
.nav-cta {
  background: var(--ink);
  color: white;
  text-decoration: none;
  padding: 0.65rem 1rem;
}
.hero {
  min-height: calc(100vh - 66px);
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(540px, 1.18fr);
  gap: clamp(42px, 6vw, 96px);
  align-items: center;
  padding: clamp(64px, 9vh, 120px) 0;
}
.eyebrow {
  font: 600 0.73rem/1 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--signal);
}
h1 {
  font-size: clamp(3.2rem, 6.5vw, 7.6rem);
  letter-spacing: -0.07em;
  line-height: 0.82;
  margin: 1.6rem 0 1.4rem;
  max-width: 8ch;
}
.lead {
  font-size: clamp(1rem, 1.4vw, 1.25rem);
  color: var(--muted);
  max-width: 47ch;
}
.proof-strip {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 2rem 0;
}
.proof-strip span {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.45);
  padding: 0.5rem 0.7rem;
  font: 500 0.72rem var(--mono);
}
.primary-link {
  display: inline-flex;
  background: var(--signal);
  color: white;
  padding: 0.9rem 1.2rem;
  text-decoration: none;
}
.source-link {
  display: inline-flex;
  margin-left: 1rem;
  color: var(--muted);
  font-size: 0.9rem;
}
.tool {
  background: #fefefe;
  box-shadow: var(--shadow);
  border: 1px solid #dce4e4;
  min-height: 650px;
  position: relative;
  overflow: hidden;
}
.tool:before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(11, 95, 120, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11, 95, 120, 0.045) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}
.tool-head {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  background: var(--navy);
  color: white;
}
.tool-kicker {
  font: 0.68rem var(--mono);
  opacity: 0.72;
}
.tool-title {
  font-weight: 650;
}
.local-chip {
  margin-left: auto;
  background: #c7f0dd;
  color: #124d3f;
  padding: 0.3rem 0.5rem;
  font: 0.66rem var(--mono);
}
.tool-body {
  position: relative;
  padding: 24px;
}
.privacy-gate {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  border-left: 3px solid var(--ok);
  padding: 12px 14px;
  background: #eef8f4;
  font-size: 0.84rem;
}
.privacy-gate b {
  display: block;
}
.privacy-gate p {
  margin: 0.15rem 0 0;
  color: var(--muted);
}
.input-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  margin: 20px 0 12px;
}
.drop {
  border: 1px dashed #8aa7ae;
  background: #f7fbfb;
  padding: 22px;
  min-height: 106px;
  display: grid;
  place-items: center;
  text-align: center;
  transition: 0.2s;
}
.drop.drag {
  border-color: var(--signal);
  background: #eaf6f5;
}
.drop input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.drop strong {
  display: block;
}
.drop small {
  color: var(--muted);
}
.posting {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font: 0.7rem var(--mono);
  color: var(--muted);
}
.posting input {
  padding: 0.73rem;
  border: 1px solid var(--line);
  background: white;
}
.tool-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.btn {
  border: 1px solid var(--line);
  background: white;
  padding: 0.72rem 0.9rem;
}
.btn-dark {
  background: var(--ink);
  color: white;
  border-color: var(--ink);
}
.btn:focus-visible,
.nav-link:focus-visible,
a:focus-visible {
  outline: 3px solid var(--aqua);
  outline-offset: 3px;
}
.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.mini-copy {
  margin: 18px 0 0;
  font: 0.69rem/1.5 var(--mono);
  color: var(--muted);
}
.result {
  margin-top: 20px;
  border-top: 1px solid var(--line);
  padding-top: 18px;
}
.summary {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line);
}
.metric {
  padding: 13px;
  border-right: 1px solid var(--line);
}
.metric:last-child {
  border: 0;
}
.metric b {
  display: block;
  font: 650 1.35rem var(--mono);
}
.metric span {
  font-size: 0.68rem;
  color: var(--muted);
}
.issues {
  max-height: 170px;
  overflow: auto;
  margin-top: 12px;
}
.issue {
  font: 0.73rem var(--mono);
  padding: 8px 10px;
  border-left: 3px solid var(--warn);
  background: #fff8ed;
  margin-bottom: 4px;
}
.issue.block {
  border-color: var(--danger);
  background: #fff1f0;
  color: #7a1a14;
}
.issue.notice {
  border-color: var(--signal);
  background: #eff8fb;
}
.issue.empty {
  border-color: var(--ok);
  background: #eef8f4;
  color: #155b49;
}
.table-wrap {
  overflow: auto;
  margin-top: 14px;
  border: 1px solid var(--line);
  max-height: 240px;
}
table {
  border-collapse: collapse;
  width: 100%;
  font: 0.68rem var(--mono);
  background: white;
}
th,
td {
  text-align: left;
  white-space: nowrap;
  padding: 9px 10px;
  border-bottom: 1px solid #e2e9e9;
}
th {
  position: sticky;
  top: 0;
  background: #edf3f3;
}
.export-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 12px;
}
.chapter {
  padding: clamp(90px, 12vw, 170px) 0;
  border-top: 1px solid var(--line);
}
.human-section {
  padding: clamp(80px, 10vw, 140px) 0;
  background: #e7eeec;
  border-top: 1px solid var(--line);
}
.human-intro {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: clamp(30px, 8vw, 110px);
  align-items: end;
  margin-bottom: 44px;
}
.human-intro h2 {
  font-size: clamp(2.8rem, 5.5vw, 6rem);
  line-height: 0.88;
  letter-spacing: -0.06em;
  margin: 1rem 0;
}
.human-intro p {
  color: var(--muted);
  max-width: 52ch;
}
.media-grid {
  display: grid;
  grid-template-columns: 1.55fr 0.75fr;
  gap: 18px;
  align-items: end;
}
.media-grid figure {
  margin: 0;
  background: white;
  border: 1px solid var(--line);
  padding: 10px;
}
.media-grid img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  filter: saturate(0.78) contrast(1.02);
}
.media-major img {
  aspect-ratio: 16 / 9;
}
.media-minor img {
  aspect-ratio: 4 / 5;
}
.media-grid figcaption {
  padding: 10px 4px 3px;
  font: 0.68rem var(--mono);
  color: var(--muted);
}
.chapter-grid {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: clamp(44px, 10vw, 140px);
}
.chapter h2 {
  font-size: clamp(2.5rem, 5vw, 5.5rem);
  letter-spacing: -0.055em;
  line-height: 0.92;
  margin: 1rem 0;
}
.chapter-copy {
  font-size: 1.08rem;
  color: var(--muted);
  max-width: 58ch;
}
.policy-ledger {
  border-top: 1px solid var(--ink);
}
.policy-row {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}
.policy-row code {
  font: 700 0.75rem var(--mono);
  color: var(--signal);
}
.policy-row p {
  margin: 0;
  color: var(--muted);
}
.danger-band {
  background: var(--danger);
  color: white;
  padding: 72px 0;
}
.danger-band .chapter-grid {
  align-items: center;
}
.danger-band h2 {
  margin: 0;
  font-size: clamp(2.8rem, 6vw, 6.5rem);
  line-height: 0.86;
  letter-spacing: -0.06em;
}
.danger-list {
  font: 500 0.9rem/1.9 var(--mono);
}
.pricing {
  background: var(--navy);
  color: white;
}
.pricing .eyebrow {
  color: #8ce3d8;
}
.pricing .chapter-copy {
  color: #bad0d7;
}
.plans {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid rgba(255, 255, 255, 0.25);
}
.plan {
  padding: 34px;
  min-height: 320px;
  border-right: 1px solid rgba(255, 255, 255, 0.25);
  display: flex;
  flex-direction: column;
}
.plan:last-child {
  border: 0;
}
.price {
  font-size: clamp(3rem, 5vw, 5.5rem);
  letter-spacing: -0.06em;
  margin: 1.4rem 0;
}
.price small {
  font-size: 0.8rem;
  letter-spacing: 0;
  color: #bad0d7;
}
.plan p {
  color: #bad0d7;
}
.plan button {
  margin-top: auto;
  background: white;
  color: var(--navy);
  border: 0;
  padding: 0.9rem 1rem;
  text-align: left;
}
.sources {
  display: grid;
  gap: 12px;
}
.source-card {
  padding: 18px;
  border: 1px solid var(--line);
  background: white;
}
.source-card b {
  display: block;
}
.source-card span {
  font-size: 0.85rem;
  color: var(--muted);
}
.attestation {
  padding: 24px;
  border: 1px solid var(--line);
  background: white;
}
.attestation:before {
  content: "DRAFT ONLY";
  font: 700 0.7rem var(--mono);
  color: var(--danger);
}
.attestation p {
  color: var(--muted);
}
.site-foot-note {
  font: 0.7rem var(--mono);
  color: var(--muted);
  padding: 24px 0;
}
site-footer.tjn-footer .tjn-lang button,
site-footer.tjn-footer .tjn-main-site small,
site-footer.tjn-footer .tjn-meta,
site-footer.tjn-footer .tjn-meta b,
site-footer.tjn-footer .tjn-bottom,
site-footer.tjn-footer .tjn-faint {
  color: #46545c !important;
}
site-footer.tjn-footer .tjn-lang button[aria-current="true"],
site-footer.tjn-footer .tjn-no {
  color: #8a3513 !important;
}
[data-lang-block="zh"] {
  display: none;
}
body[data-lang="zh"] [data-lang-block="en"] {
  display: none;
}
body[data-lang="zh"] [data-lang-block="zh"] {
  display: initial;
}
@media (max-width: 960px) {
  .hero {
    grid-template-columns: 1fr;
  }
  .human-intro {
    grid-template-columns: 1fr;
  }
  .media-grid {
    grid-template-columns: 1fr 1fr;
  }
  .tool {
    min-height: auto;
  }
  .chapter-grid {
    grid-template-columns: 1fr;
  }
  .nav-link {
    display: none;
  }
  .plans {
    grid-template-columns: 1fr;
  }
  .plan {
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.25);
  }
}
@media (max-width: 620px) {
  .shell {
    width: min(100% - 24px, 1440px);
  }
  .media-grid {
    grid-template-columns: 1fr;
  }
  .nav-in {
    gap: 10px;
  }
  .hero {
    padding: 48px 0;
  }
  .tool-body {
    padding: 16px;
  }
  .input-row {
    grid-template-columns: 1fr;
  }
  .summary {
    grid-template-columns: 1fr 1fr;
  }
  .metric:nth-child(2) {
    border-right: 0;
  }
  .metric:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }
  .policy-row {
    grid-template-columns: 1fr;
    gap: 6px;
  }
  .plans {
    display: block;
  }
}
@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}
@media print {
  .status-nav,
  .hero-copy,
  .tool-head,
  .input-row,
  .tool-actions,
  .export-row,
  .pricing,
  .danger-band,
  site-footer {
    display: none !important;
  }
  .shell {
    width: 100%;
  }
  .hero {
    display: block;
    min-height: auto;
    padding: 0;
  }
  .tool {
    box-shadow: none;
    border: 0;
  }
  .tool:before {
    display: none;
  }
  .tool-body {
    padding: 0;
  }
  .result {
    border: 0;
  }
  .chapter {
    padding: 30px 0;
  }
  .chapter-grid {
    display: block;
  }
  .issues {
    max-height: none;
  }
  .table-wrap {
    max-height: none;
    overflow: visible;
  }
  body {
    background: white;
  }
}